Zip Area Code

Oak Ridge, New Jersey

Oak Ridge, New Jersey, in Morris County, has ZIP code 07438 and area code 973, with 862 as an overlay.

ZIP code
07438
Area codes
973, 862
Time zone
Eastern Time
Coordinates
41.0302, -74.5198

ZIP codes in Oak Ridge

ZIP codePost officeCountyArea codes
07438Oak RidgeMorris County973, 862

Area codes for Oak Ridge

  • Area code 973

    In service since June 1, 1997. Shares its area with 862. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 862

    In service since December 29, 2001. Shares its area with 973. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Oak Ridge is in the Eastern Time zone.

Towns near Oak Ridge